Update packages and README

README.md

@@ -56,6 +56,13 @@ website!
   overridden in exigent circumstances with `--no-verify`. To run ESLint
   manually, do `yarn lint`.
 
+### Troubleshooting
+If something breaks in a weird way, try the following in order:
+- run `yarn`
+- delete the `public`, `.cache`, and `node_modules/.cache` directories
+- delete the `node_modules` directory entirely and reinstall dependencies
+  by running `yarn`
+
 ---
 
 We're currently trying to get [Netlify](https://www.netlify.com/) set up

package.json

@@ -5,30 +5,30 @@
   "version": "0.1.0",
   "author": "Timothy Rediehs <trediehs@g.ucla.edu>",
   "dependencies": {
-    "@material-ui/core": "^4.10.0",
+    "@material-ui/core": "^4.10.2",
     "@material-ui/icons": "^4.9.1",
     "@material-ui/styles": "^4.10.0",
     "@svgr/webpack": "^5.4.0",
     "classnames": "^2.2.6",
-    "gatsby": "^2.22.13",
-    "gatsby-cli": "^2.12.38",
-    "gatsby-image": "^2.4.5",
-    "gatsby-plugin-manifest": "^2.4.9",
+    "gatsby": "^2.23.3",
+    "gatsby-cli": "^2.12.45",
+    "gatsby-image": "^2.4.7",
+    "gatsby-plugin-manifest": "^2.4.11",
     "gatsby-plugin-material-ui": "^2.1.9",
-    "gatsby-plugin-offline": "^3.2.7",
-    "gatsby-plugin-react-helmet": "^3.3.2",
-    "gatsby-plugin-sharp": "^2.6.9",
-    "gatsby-source-filesystem": "^2.3.8",
-    "gatsby-transformer-sharp": "^2.5.3",
+    "gatsby-plugin-offline": "^3.2.9",
+    "gatsby-plugin-react-helmet": "^3.3.4",
+    "gatsby-plugin-sharp": "^2.6.11",
+    "gatsby-source-filesystem": "^2.3.11",
+    "gatsby-transformer-sharp": "^2.5.5",
     "prop-types": "^15.7.2",
     "react": "^16.12.0",
     "react-dom": "^16.12.0",
-    "react-helmet": "^6.0.0",
+    "react-helmet": "^6.1.0",
     "svgo": "^1.3.0",
     "svgo-loader": "^2.2.1"
   },
   "devDependencies": {
-    "eslint": "^7.1.0",
+    "eslint": "^7.2.0",
     "eslint-plugin-react": "^7.20.0",
     "eslint-plugin-react-hooks": "^4.0.4",
     "husky": "^4.2.5",